package com.sky.controller.admin;

import com.sky.dto.DishDTO;
import com.sky.dto.DishPageQueryDTO;
import com.sky.entity.Dish;
import com.sky.result.PageResult;
import com.sky.result.Result;
import com.sky.service.DishService;
import com.sky.vo.DishVO;
import io.swagger.annotations.Api;
import io.swagger.annotations.ApiOperation;
import io.swagger.models.auth.In;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.web.bind.annotation.*;

import java.util.List;
import java.util.Set;

//菜品管理
@RestController//以json格式返回到前端
@Slf4j
@RequestMapping("/admin/dish")
@Api(tags = "菜品相关接口")
public class DishController {

    @Autowired
    private DishService dishService;

    @Autowired
    private RedisTemplate redisTemplate;

    //新增菜品
    @PostMapping
    @ApiOperation("新增菜品")
    public Result save(@RequestBody DishDTO dishDTO){
        log.info("新增菜品 ：{}",dishDTO);
        dishService.saveWithFlavor(dishDTO);

        //精确清理，清理对应缓存数据
        String key="dish_"+dishDTO.getCategoryId();
        cleanCache(key);
        return Result.success();
    }

    //菜品分页查询
    @GetMapping("/page")
    @ApiOperation("菜品分页查询")
    public Result<PageResult> page(DishPageQueryDTO dishPageQueryDTO){
        log.info("菜品分页查询:{}",dishPageQueryDTO);
        PageResult pageResult=dishService.pageQuery(dishPageQueryDTO);
        return  Result.success(pageResult);
    }

    //菜品批量删除
    @DeleteMapping
    @ApiOperation("菜品批量删除")
    public Result delete(@RequestParam List<Long> ids){//动态解析字符串，生成list数组
        log.info("菜品批量删除:{}",ids);
        dishService.deleteBatch(ids);

        //复杂简单化
        //将所有的菜品缓存数据清理掉，获取所有以dish_开头的key
        cleanCache("dish_*");
        return Result.success();
    }

    //根据id查询菜品
    @GetMapping("/{id}")
    @ApiOperation("根据id查询菜品")
    public Result<DishVO> getById(@PathVariable Long id){
        log.info("根据id查询菜品:{}",id);
        DishVO dishVO=dishService.getByIdWithFlavor(id);
        return Result.success(dishVO);
    }

    @GetMapping("/list")
    @ApiOperation("根据分类id查询菜品")
    public Result<List<DishVO>> getByCategoryId(Integer categoryId){
        log.info("根据分类id查询菜品:{}",categoryId);
        List<DishVO> dishList=dishService.getByCategoryId(categoryId);
        return Result.success(dishList);
    }

    //修改菜品
    @PutMapping
    @ApiOperation("修改菜品")
    public Result update(@RequestBody DishDTO dishDTO){
        log.info("修改菜品：{}",dishDTO);
        dishService.updateWithFlavor(dishDTO);

        //暴力解决，复杂简单化
        //将所有的菜品缓存数据清理掉，获取所有以dish_开头的key
        cleanCache("dish_*");
        return Result.success();
    }

    //菜品起售停售
    @PostMapping("/status/{status}")
    @ApiOperation("菜品起售停售")
    public Result startorStop(@PathVariable Integer status,Long id){
        dishService.startOrStop(status,id);

        //暴力解决，复杂简单化
        //将所有的菜品缓存数据清理掉，获取所有以dish_开头的key
        cleanCache("dish_*");
        return Result.success();
    }

    private void cleanCache(String pattern){
        Set keys = redisTemplate.keys(pattern);
        redisTemplate.delete(keys);
    }
}
